Improvement in picking-mechanism for looms



haar eine.,

OLIVER D. LOMBARDQOF LOWELL, MASSACHUSETTS.'

Leners-Patent N0.94,76o, dated Septante 14, 1869.

y IMPROVEMENT IN PICKING-MECHANISM .'EOR LOOMS.

The Schedule referred to in these Lettera Patent and making part of the saine.

To all whom it may concern:

Be it known that I, OLIVER D. LOMBARD, of Lowell, in the county of Middlesex, and State of Massachusetts, have invented new and useful I mprovements in a Combination Picker-Strap for Looms; and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference. marked thereon.

The nature of my invention consists in the arrangement of the picker-strap, formed of cord, its working parts being covered or protected with leather, in combination with the fastenings by which it is secured to the picker-stad" and lever.

To enable others skilled in the art to make and use my invention, I will tion and operation.

Figure l represents a perspective view of the framepart ofthe loom, with my improvements attached.

Figure 2 represents sectional parts 0f the loom, showing my improvements more clearly.

Figure 3 represents a plan of my improved device.

Similar letters in the different figures indicate corresponding parts.

InV the construction of my improved device, a a represent the loom-sides, which are yconnected together by suitable girts and the breast-beam b.

Located near the bottom and front part of the frame is the lathe-shaft c, to which is secured the lathe d, by means of the swords@ c.

The. picker-levers f pass through the top of the lathe d ateach end, and are'pivoted, near the bottom, to the frame a.

g is the cam-shaft, vwhich operates in hearings formed inthe frame-sides a a. Y

Secured to this shaft g are the cams h, which operate the pickerl`evers fi, said-levers being pivoted to the inside 'of the frame a a.

proceed to describe its construe- Each oi' said levers is provided at its outer end with an eye-bolt, j,through which passes a suitablecorcl,

k, which is then doubled, passedl through `the side frame, and connected to the adjustable slide l, by

.means of the cap m', provided with teeth,.as shown in fig. 3 of the drawings.

The double cord la is provided withmetallic clasps 'o o, which serve togkeep the strands together, and with a leather cap or covering, p, which, when in use, protects the cord k from wearing at the point where the friction-roll qcomes in contact with it.

Operation. vPicker-straps heretoforeroommonly used becomesaturated, after a'short time, with -oil and dirt, andwhere they pass around the staff become worn and.

weak. The cordx-k, in this my improvement, is secured to the picker-staif and lever t', by meansof the adjustable slide l and eye-bolt j, which prevent unnecessary wear at these points.

The cord k being double, and the strands secured scribed. k

OLIVER D. LOMBARD. Witnesses:

P. T. Rawson, GEO. E. Pnvnv. 

